:root{--bg: #f5faf8;--surface: #ffffff;--ink: #071218;--text: #1b2529;--muted: #68777c;--line: #d8e6df;--mint: #22c7b8;--mint-soft: #e2f8f2;--mint-dark: #1aab9d;--blue: #3f6cff;--blue-soft: #e9efff;--orange: #c66b22;--orange-soft: #fff0df;--red: #c34b35;--red-soft: #fde7e2;--yellow: #c9a227;--yellow-soft: #fbf3d6;--violet: #735df5;--violet-soft: #f0edff;--lime: #a9ed45;--green: #26a85a;--green-soft: #e2f7ed;--shadow: 0 22px 48px rgba(11,36,29,.08);--soft-shadow: 0 4px 16px rgba(11,36,29,.06);font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,sans-serif;-webkit-font-smoothing:antialiased;color:var(--text);background:var(--bg)}*{box-sizing:border-box;margin:0;padding:0}button,input,select,textarea{font:inherit}button{cursor:pointer;border:none;background:none;color:inherit}a{text-decoration:none;color:inherit}body{min-height:100vh;background:radial-gradient(360px 620px at -4% 4%,rgba(34,199,184,.1),transparent 62%),radial-gradient(420px 500px at 96% 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12px;background:var(--bg);border-radius:8px}.pi-ro-label{font-size:10px;font-weight:700;color:var(--muted);margin-bottom:4px;letter-spacing:.5px;text-transform:uppercase}.pi-ro-value{font-size:13px;font-weight:700;color:var(--ink)}.pi-class-chips{display:flex;gap:8px;flex-wrap:wrap}.pi-class-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:var(--surface);border:1px solid var(--line);border-radius:8px;font-size:12px;font-weight:700;color:var(--ink)}.pi-class-num{color:var(--muted);font-weight:600;font-size:11px}.sec-item{padding:14px 0}.sec-item-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.sec-item-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:3px}.sec-item-meta{font-size:11px;color:var(--muted)}.sec-divider{height:1px;background:var(--line)}.about-brand-block{display:flex;align-items:center;gap:24px;padding:24px 8px 16px}.about-logo-svg{width:88px;height:88px;flex-shrink:0;filter:drop-shadow(0 4px 16px rgba(34,199,184,.18))}.about-brand-text{display:flex;flex-direction:column;gap:6px}.about-brand-cn{font-size:22px;font-weight:900;color:var(--ink);letter-spacing:1px;line-height:1.1}.about-brand-en{font-size:11px;font-weight:700;color:var(--muted);letter-spacing:3px;line-height:1}.about-version-line{text-align:center;font-size:11px;color:var(--muted);margin-top:6px;letter-spacing:.3px}.about-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--text)}.about-link-list{display:flex;flex-direction:column;gap:0;margin-top:14px;border-top:1px solid var(--line)}.about-link{color:var(--mint);text-decoration:none;font-weight:700;font-size:12px}.about-link:hover{text-decoration:underline}.about-ver-foot{text-align:center;font-size:11px;color:var(--muted);margin-top:18px;padding-top:14px;border-top:1px dashed var(--line);letter-spacing:.3px}.empty-state{text-align:center;padding:48px 24px}.empty-icon{font-size:48px;opacity:.4;margin-bottom:16px}.empty-title{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px}.empty-desc{font-size:13px;color:var(--muted);line-height:1.7;max-width:420px;margin:0 auto}